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GUARDIAN CAPITAL LP: ARM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GUARDIAN CAPITAL LP on ARM, newest first. How the timeline and the estimate are built.

GUARDIAN CAPITAL LP held 2,800 ARM shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,800 shares
    Change vs previous 13F +2,800 shares

    0.09% of the 13F portfolio, value $992,796.

    13F-HR 0001062993-26-003901 filed by Guardian Partners Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -19,906 shares

    13F-HR 0001062993-26-002683 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-12-31
    13F 19,906 shares
    Change vs previous 13F -279 shares

    0.06% of the 13F portfolio, value $2,175,925.

    13F-HR 0001062993-26-001013 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 20,185 shares
    Change vs previous 13F -296 shares

    0.09% of the 13F portfolio, value $2,855,976.

    13F-HR 0001062993-25-016671 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 20,481 shares
    Change vs previous 13F -135 shares

    0.12% of the 13F portfolio, value $3,312,597.

    13F-HR 0001062993-25-013803 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 20,616 shares
    Change vs previous 13F +387 shares

    0.09% of the 13F portfolio, value $2,201,583.

    13F-HR 0001062993-25-009339 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 20,229 shares
    Change vs previous 13F +1,421 shares

    0.09% of the 13F portfolio, value $2,495,449.

    13F-HR 0001062993-25-002571 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 18,808 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $2,689,732.

    13F-HR 0001062993-24-018774 filed by GUARDIAN CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).